A mysterious curse has stricken Kexley Castle for generations ever since Egyptian treasure was transported to Cornwall by a 19th Century explorer. Can four young adventurers reveal the secrets that have been hidden for over a hundred years? Join Lara, Rufus, Tom and Barney in their first exciting adventure together as they unravel the mystery and race to find Captain Jack Kexley's hiding place. To succeed, they must discover and solve a series of clues left by their ancestor, ahead of two unwelcome visitors from the British Museum who are determined to get there first!